Elijah has an exterminator visit regularly to control an ongoing cockroach problem. It's been working, and the population has declined by 15% every year. If the population is currently
1,100 cockroaches, how many will there be in 9 years?
(If necessary, round your answer to the nearest whole number.)

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?